Home / 104,113.32-156,152.40-29,216.28

Finding the Fourth Proportional to 104,113.32, 156,152.40 and 29,216.28

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Solution

The fourth proportional to 104,113.32, 156,152.40 and 29,216.28 is: 43,819.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,113.32 : 156,152.40 = 29,216.28 : x
  2. Step 2: Convert to fraction form
    104,113.32/156,152.40 = 29,216.28/x
  3. Step 3: Cross multiply
    104,113.32x = 156,152.40 × 29,216.28
  4. Step 4: Simplify right side
    104,113.32x = 4,562,192,241.07
  5. Step 5: Solve for x
    x = 4,562,192,241.07/104,113.32
  6. Step 6: Final answer
    x = 43,819.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.